Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 80 + 85 by rounding each number to the nearest 10: ______
- Estimate 65 + 49 by rounding each number to the nearest 10: ______
- Estimate 64 + 38 by rounding each number to the nearest 10: ______
- Estimate 81 + 86 by rounding each number to the nearest 10: ______
- Estimate 82 − 24 by rounding each number to the nearest 10: ______
- Estimate 59 − 24 by rounding each number to the nearest 10: ______
- Estimate 83 + 54 by rounding each number to the nearest 10: ______
- Estimate 39 − 33 by rounding each number to the nearest 10: ______
- Estimate 47 − 41 by rounding each number to the nearest 10: ______
- Estimate 37 − 24 by rounding each number to the nearest 10: ______
- Estimate 56 − 61 by rounding each number to the nearest 10: ______
- Estimate 52 + 39 by rounding each number to the nearest 10: ______
- Estimate 58 − 27 by rounding each number to the nearest 10: ______
- Estimate 67 + 27 by rounding each number to the nearest 10: ______
- Estimate 42 − 31 by rounding each number to the nearest 10: ______
- Estimate 74 − 40 by rounding each number to the nearest 10: ______
- Estimate 69 + 36 by rounding each number to the nearest 10: ______
- Estimate 71 − 87 by rounding each number to the nearest 10: ______
- Estimate 54 − 73 by rounding each number to the nearest 10: ______
- Estimate 28 + 87 by rounding each number to the nearest 10: ______