Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 27 + 86 by rounding each number to the nearest 10: ______
- Estimate 62 − 31 by rounding each number to the nearest 10: ______
- Estimate 36 − 70 by rounding each number to the nearest 10: ______
- Estimate 25 − 88 by rounding each number to the nearest 10: ______
- Estimate 67 − 64 by rounding each number to the nearest 10: ______
- Estimate 33 − 21 by rounding each number to the nearest 10: ______
- Estimate 23 − 57 by rounding each number to the nearest 10: ______
- Estimate 71 − 69 by rounding each number to the nearest 10: ______
- Estimate 80 − 67 by rounding each number to the nearest 10: ______
- Estimate 75 + 32 by rounding each number to the nearest 10: ______
- Estimate 56 − 87 by rounding each number to the nearest 10: ______
- Estimate 67 + 34 by rounding each number to the nearest 10: ______
- Estimate 82 + 85 by rounding each number to the nearest 10: ______
- Estimate 77 − 52 by rounding each number to the nearest 10: ______
- Estimate 30 − 53 by rounding each number to the nearest 10: ______
- Estimate 55 + 48 by rounding each number to the nearest 10: ______
- Estimate 22 + 69 by rounding each number to the nearest 10: ______
- Estimate 34 + 38 by rounding each number to the nearest 10: ______
- Estimate 88 − 54 by rounding each number to the nearest 10: ______
- Estimate 30 + 63 by rounding each number to the nearest 10: ______