Number Sense Integers Integer Subtraction — Set 81By skyseed_admin / April 9, 2026 easy Set 81 -7+4-1+107×-4-5-10-10-78+-55+-10-6×56×-15×-10-8×9-10+2-4×8-8-102--7-2-36×-86--1 Check Answers Reveal Solution Reset