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
60 − 10 = ______
12 + 10 = ______
59 + 20 = ______
28 − 10 = ______
4 × 10 = ______
6 × 10 = ______
46 − 10 = ______
52 + 20 = ______
41 − 10 = ______
16 + 10 = ______
52 + 10 = ______
39 + 20 = ______
22 + 10 = ______
56 − 10 = ______
58 + 10 = ______
7 × 10 = ______
61 − 10 = ______
1 × 10 = ______
57 − 10 = ______
50 + 20 = ______
