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
93 − 10 = ______
7 × 10 = ______
1 × 10 = ______
38 − 10 = ______
5 × 10 = ______
4 × 10 = ______
34 − 10 = ______
12 + 20 = ______
40 + 10 = ______
22 + 10 = ______
47 + 10 = ______
67 + 10 = ______
26 + 10 = ______
76 + 10 = ______
57 + 10 = ______
68 − 10 = ______
97 − 10 = ______
36 + 10 = ______
65 − 10 = ______
3 × 10 = ______
