Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 34 + 26 by rounding each number to the nearest 10: ______
- Estimate 77 + 47 by rounding each number to the nearest 10: ______
- Estimate 79 − 66 by rounding each number to the nearest 10: ______
- Estimate 32 − 46 by rounding each number to the nearest 10: ______
- Estimate 26 − 58 by rounding each number to the nearest 10: ______
- Estimate 25 − 50 by rounding each number to the nearest 10: ______
- Estimate 38 + 78 by rounding each number to the nearest 10: ______
- Estimate 74 − 47 by rounding each number to the nearest 10: ______
- Estimate 46 − 55 by rounding each number to the nearest 10: ______
- Estimate 79 + 63 by rounding each number to the nearest 10: ______
- Estimate 64 + 85 by rounding each number to the nearest 10: ______
- Estimate 87 − 86 by rounding each number to the nearest 10: ______
- Estimate 37 + 36 by rounding each number to the nearest 10: ______
- Estimate 31 − 55 by rounding each number to the nearest 10: ______
- Estimate 42 + 80 by rounding each number to the nearest 10: ______
- Estimate 85 + 78 by rounding each number to the nearest 10: ______
- Estimate 83 − 47 by rounding each number to the nearest 10: ______
- Estimate 78 − 69 by rounding each number to the nearest 10: ______
- Estimate 73 + 88 by rounding each number to the nearest 10: ______
- Estimate 56 + 47 by rounding each number to the nearest 10: ______