Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 64 + 37 by rounding each number to the nearest 10: ______
- Estimate 69 + 82 by rounding each number to the nearest 10: ______
- Estimate 26 − 65 by rounding each number to the nearest 10: ______
- Estimate 50 − 73 by rounding each number to the nearest 10: ______
- Estimate 54 − 36 by rounding each number to the nearest 10: ______
- Estimate 53 − 80 by rounding each number to the nearest 10: ______
- Estimate 68 + 56 by rounding each number to the nearest 10: ______
- Estimate 88 − 24 by rounding each number to the nearest 10: ______
- Estimate 85 + 33 by rounding each number to the nearest 10: ______
- Estimate 42 + 38 by rounding each number to the nearest 10: ______
- Estimate 66 − 36 by rounding each number to the nearest 10: ______
- Estimate 25 − 32 by rounding each number to the nearest 10: ______
- Estimate 60 + 44 by rounding each number to the nearest 10: ______
- Estimate 80 + 56 by rounding each number to the nearest 10: ______
- Estimate 25 + 52 by rounding each number to the nearest 10: ______
- Estimate 63 − 21 by rounding each number to the nearest 10: ______
- Estimate 78 − 32 by rounding each number to the nearest 10: ______
- Estimate 86 + 67 by rounding each number to the nearest 10: ______
- Estimate 38 − 61 by rounding each number to the nearest 10: ______
- Estimate 50 + 42 by rounding each number to the nearest 10: ______