Matemáticas mentales Worksheet
Recommended for 1er grado — 5to grado
Matemáticas mentales Worksheet
Name: ____________________Date: ____________
Instructions: Usar estrategias mentales como sumar diez, duplicar y compensar para calcular rápidamente.
20 problems
95 − 10 = ______
6 × 10 = ______
11 + 10 = ______
62 + 10 = ______
38 + 10 = ______
79 + 20 = ______
63 − 10 = ______
30 + 20 = ______
50 + 20 = ______
1 × 10 = ______
83 + 10 = ______
31 + 10 = ______
26 − 10 = ______
19 + 20 = ______
68 − 10 = ______
23 + 20 = ______
70 − 10 = ______
89 − 10 = ______
67 − 10 = ______
41 + 10 = ______
