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
50 + 10 = ______
35 − 10 = ______
55 + 10 = ______
53 + 20 = ______
32 + 10 = ______
7 × 10 = ______
79 + 10 = ______
80 + 10 = ______
88 + 20 = ______
97 − 10 = ______
1 × 10 = ______
38 − 10 = ______
5 × 10 = ______
46 + 10 = ______
6 × 10 = ______
80 − 10 = ______
60 + 20 = ______
43 − 10 = ______
56 − 10 = ______
51 + 20 = ______
