Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 36 + 67 by rounding each number to the nearest 10: ______
- Estimate 42 + 52 by rounding each number to the nearest 10: ______
- Estimate 57 − 89 by rounding each number to the nearest 10: ______
- Estimate 74 + 89 by rounding each number to the nearest 10: ______
- Estimate 64 + 89 by rounding each number to the nearest 10: ______
- Estimate 42 − 33 by rounding each number to the nearest 10: ______
- Estimate 71 − 22 by rounding each number to the nearest 10: ______
- Estimate 55 + 85 by rounding each number to the nearest 10: ______
- Estimate 49 + 52 by rounding each number to the nearest 10: ______
- Estimate 26 + 64 by rounding each number to the nearest 10: ______
- Estimate 52 − 58 by rounding each number to the nearest 10: ______
- Estimate 40 + 62 by rounding each number to the nearest 10: ______
- Estimate 57 − 57 by rounding each number to the nearest 10: ______
- Estimate 64 + 50 by rounding each number to the nearest 10: ______
- Estimate 30 − 32 by rounding each number to the nearest 10: ______
- Estimate 39 + 72 by rounding each number to the nearest 10: ______
- Estimate 75 + 50 by rounding each number to the nearest 10: ______
- Estimate 28 + 30 by rounding each number to the nearest 10: ______
- Estimate 44 − 86 by rounding each number to the nearest 10: ______
- Estimate 82 − 88 by rounding each number to the nearest 10: ______