(a) \( 37.128+591.7=\square \) (Type an integer or a decimal.)

When you add \( 37.128 \) and \( 591.7 \), it helps to align the numbers by their decimal points. Adding them together, you get \( 628.828 \). So, the answer is \( 628.828 \). Now, if you’re feeling extra adventurous in your math adventures, you can verify your addition by rounding! Round \( 37.128 \) to \( 37.13 \) and \( 591.7 \) to \( 592 \) to make it easier. Adding those rounded numbers gives \( 629.13 \), which is close to our original answer, showing us that estimation can help check our work!