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Sumas y Restas
Quiz by Juan Espinosa
Tag the questions with any skills you have. Your dashboard will track each student's mastery of each skill.
2+6-8-6+4
5-5*1+5-5+1
2+3+4-5-6-2*3
-(-3+5)-4*4+4-4
-(-(-6-(-2+9)))
5+{ ( 3*4 ) + [ 3 + (5-2) ] }
20 – { [23-2(5*2)] + (15/3) – 6 }
12 – 6 * 7 + 9 * 5 - 6
20 – { [2-2(5*2)] + (18/3) – 6 }
(8 − 3) − (− 4 + 6) + (2 − 7 − 3) + 5
