Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 83 + 69 by rounding each number to the nearest 10: ______
- Estimate 44 + 51 by rounding each number to the nearest 10: ______
- Estimate 42 + 51 by rounding each number to the nearest 10: ______
- Estimate 52 − 64 by rounding each number to the nearest 10: ______
- Estimate 46 − 51 by rounding each number to the nearest 10: ______
- Estimate 80 − 22 by rounding each number to the nearest 10: ______
- Estimate 69 − 51 by rounding each number to the nearest 10: ______
- Estimate 38 − 88 by rounding each number to the nearest 10: ______
- Estimate 75 − 65 by rounding each number to the nearest 10: ______
- Estimate 67 − 36 by rounding each number to the nearest 10: ______
- Estimate 49 − 83 by rounding each number to the nearest 10: ______
- Estimate 52 − 22 by rounding each number to the nearest 10: ______
- Estimate 63 + 61 by rounding each number to the nearest 10: ______
- Estimate 64 − 52 by rounding each number to the nearest 10: ______
- Estimate 87 − 64 by rounding each number to the nearest 10: ______
- Estimate 36 − 58 by rounding each number to the nearest 10: ______
- Estimate 40 − 86 by rounding each number to the nearest 10: ______
- Estimate 77 + 60 by rounding each number to the nearest 10: ______
- Estimate 59 + 71 by rounding each number to the nearest 10: ______
- Estimate 82 − 70 by rounding each number to the nearest 10: ______