Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 52 − 47 by rounding each number to the nearest 10: ______
- Estimate 62 − 27 by rounding each number to the nearest 10: ______
- Estimate 25 + 70 by rounding each number to the nearest 10: ______
- Estimate 62 + 89 by rounding each number to the nearest 10: ______
- Estimate 80 + 75 by rounding each number to the nearest 10: ______
- Estimate 32 + 57 by rounding each number to the nearest 10: ______
- Estimate 53 − 58 by rounding each number to the nearest 10: ______
- Estimate 27 − 74 by rounding each number to the nearest 10: ______
- Estimate 56 + 47 by rounding each number to the nearest 10: ______
- Estimate 79 + 49 by rounding each number to the nearest 10: ______
- Estimate 57 + 22 by rounding each number to the nearest 10: ______
- Estimate 71 − 65 by rounding each number to the nearest 10: ______
- Estimate 35 − 41 by rounding each number to the nearest 10: ______
- Estimate 61 + 26 by rounding each number to the nearest 10: ______
- Estimate 86 + 25 by rounding each number to the nearest 10: ______
- Estimate 28 + 76 by rounding each number to the nearest 10: ______
- Estimate 64 − 35 by rounding each number to the nearest 10: ______
- Estimate 54 + 28 by rounding each number to the nearest 10: ______
- Estimate 82 + 34 by rounding each number to the nearest 10: ______
- Estimate 21 − 56 by rounding each number to the nearest 10: ______