Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 64 − 56 by rounding each number to the nearest 10: ______
- Estimate 43 − 48 by rounding each number to the nearest 10: ______
- Estimate 44 + 21 by rounding each number to the nearest 10: ______
- Estimate 53 + 66 by rounding each number to the nearest 10: ______
- Estimate 24 + 41 by rounding each number to the nearest 10: ______
- Estimate 61 + 62 by rounding each number to the nearest 10: ______
- Estimate 89 + 87 by rounding each number to the nearest 10: ______
- Estimate 89 − 71 by rounding each number to the nearest 10: ______
- Estimate 85 − 51 by rounding each number to the nearest 10: ______
- Estimate 89 − 71 by rounding each number to the nearest 10: ______
- Estimate 72 + 84 by rounding each number to the nearest 10: ______
- Estimate 87 + 89 by rounding each number to the nearest 10: ______
- Estimate 34 + 79 by rounding each number to the nearest 10: ______
- Estimate 66 + 52 by rounding each number to the nearest 10: ______
- Estimate 42 − 27 by rounding each number to the nearest 10: ______
- Estimate 69 − 57 by rounding each number to the nearest 10: ______
- Estimate 54 + 61 by rounding each number to the nearest 10: ______
- Estimate 29 − 80 by rounding each number to the nearest 10: ______
- Estimate 54 + 33 by rounding each number to the nearest 10: ______
- Estimate 47 + 32 by rounding each number to the nearest 10: ______