Subtract 678 − 345 using number line.

678 − 345 =

Add 742 + 136 using number line.

742 + 136 =

Add 601 + 142 using number line.

601 + 142 =

Subtract 863 − 421 using number line.

863 − 421 =

Subtract 587 − 263 using number line.

587 − 263 =

Subtract 972 − 351 using number line.

972 − 351 =

Add 530 + 244 using number line.

530 + 244 =

Subtract 653 - 242 using number line.

653 - 242 =

Subtract 588 − 263 using number line.

588 − 263 =

Subtract 658 - 312 using number line.

658 - 312 =

Subtract 784 − 231 using number line.

784 − 231 =

Add 640 + 235 using number line.

640 + 235 =

Subtract 786 - 123 using number line.

786 - 123 =

Subtract 764 − 312 using number line.

764 − 312 =

Add 625 + 213 using number line.

625 + 213 =

Subtract 729 − 318 using number line.

729 − 318 =

Subtract 746 − 235 using number line.

746 − 235 =