newsupernova/vendor/magento/module-tax/view/frontend/templates/checkout/grandtotal.phtml

<?php
/**
 * Copyright © Magento, Inc. All rights reserved.
 * See COPYING.txt for license details.
 */

// @codingStandardsIgnoreFile

/**
 * @var $block \Magento\Tax\Block\Checkout\Grandtotal
 */
?>
<?php if ($block->includeTax() && $block->getTotalExclTax() >= 0):?>
<tr class="grand totals excl">
    <th style="<?= /* @escapeNotVerified */ $block->getStyle() ?>" class="mark" colspan="<?= /* @escapeNotVerified */ $block->getColspan() ?>" scope="row">
        <strong><?= /* @escapeNotVerified */ __('Grand Total Excl. Tax') ?></strong>
    </th>
    <td style="<?= /* @escapeNotVerified */ $block->getStyle() ?>" class="amount" data-th="<?= $block->escapeHtml(__('Grand Total Excl. Tax')) ?>">
        <strong><?= /* @escapeNotVerified */ $this->helper('Magento\Checkout\Helper\Data')->formatPrice($block->getTotalExclTax()) ?></strong>
    </td>
</tr>
<?= /* @escapeNotVerified */ $block->renderTotals('taxes', $block->getColspan()) ?>
<tr class="grand totals incl">
    <th style="<?= /* @escapeNotVerified */ $block->getStyle() ?>" class="mark" colspan="<?= /* @escapeNotVerified */ $block->getColspan() ?>" scope="row">
        <strong><?= /* @escapeNotVerified */ __('Grand Total Incl. Tax') ?></strong>
    </th>
    <td style="<?= /* @escapeNotVerified */ $block->getStyle() ?>" class="amount" data-th="<?= $block->escapeHtml(__('Grand Total Incl. Tax')) ?>">
        <strong><?= /* @escapeNotVerified */ $this->helper('Magento\Checkout\Helper\Data')->formatPrice($block->getTotal()->getValue()) ?></strong>
    </td>
</tr>
<?php else:?>
<tr class="grand totals">
    <th style="<?= /* @escapeNotVerified */ $block->getStyle() ?>" class="mark" colspan="<?= /* @escapeNotVerified */ $block->getColspan() ?>" scope="row">
        <strong><?= /* @escapeNotVerified */ $block->getTotal()->getTitle() ?></strong>
    </th>
    <td style="<?= /* @escapeNotVerified */ $block->getStyle() ?>" class="amount" data-th="<?= $block->escapeHtml($block->getTotal()->getTitle()) ?>">
        <strong><?= /* @escapeNotVerified */ $this->helper('Magento\Checkout\Helper\Data')->formatPrice($block->getTotal()->getValue()) ?></strong>
    </td>
</tr>
<?php endif;?>