## Balancing scales - convert between g and kg

### Related Worksheets

The scale is loaded with between 1 and 4 weights. The user then has to balance the scales, converting between g and kg in the process. There is a great deal of control over the level.

A great starter to explore addition, subtraction / difference and partitioning as well as the relationship between grams and kilograms. Levels include converting whole kg to g (and vice versa), converting fractions of kg (eg 1/4kg = 250g) and weights in kg to 1 and 2 decimal places.

### Game Objectives

**New Maths Curriculum:**

Year 4: Convert between different units of measure (e.g. kilometre to metre; hour to minute)

Year 3: Measure, compare, add and subtract: lengths (m/cm/mm); mass (kg/g); volume/capacity (l/ml)

**KS2 Primary Framework:**

Year 3:

Year 4:

Solve one-step and two-step problems involving numbers, money or measures (Block A)

Year 5

Use knowledge of place value and addition and subtraction of two-digit numbers to derive sums and differences and doubles and halves of decimals (e.g. 6.5 ± 2.7, half of 5.6, double 0.34) (Block E)

Year 6