Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 28 + 34 by rounding each number to the nearest 10: ______
- Estimate 39 − 73 by rounding each number to the nearest 10: ______
- Estimate 39 + 80 by rounding each number to the nearest 10: ______
- Estimate 37 + 49 by rounding each number to the nearest 10: ______
- Estimate 42 + 79 by rounding each number to the nearest 10: ______
- Estimate 30 + 35 by rounding each number to the nearest 10: ______
- Estimate 86 − 32 by rounding each number to the nearest 10: ______
- Estimate 27 − 87 by rounding each number to the nearest 10: ______
- Estimate 54 + 47 by rounding each number to the nearest 10: ______
- Estimate 35 + 86 by rounding each number to the nearest 10: ______
- Estimate 65 + 72 by rounding each number to the nearest 10: ______
- Estimate 28 + 39 by rounding each number to the nearest 10: ______
- Estimate 43 − 58 by rounding each number to the nearest 10: ______
- Estimate 77 − 41 by rounding each number to the nearest 10: ______
- Estimate 61 + 85 by rounding each number to the nearest 10: ______
- Estimate 25 − 36 by rounding each number to the nearest 10: ______
- Estimate 55 − 85 by rounding each number to the nearest 10: ______
- Estimate 89 − 74 by rounding each number to the nearest 10: ______
- Estimate 41 − 65 by rounding each number to the nearest 10: ______
- Estimate 57 + 82 by rounding each number to the nearest 10: ______